Home / 192,319.04-265,399.92-115,882.40

Finding the Fourth Proportional to 192,319.04, 265,399.92 and 115,882.40

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Solution

The fourth proportional to 192,319.04, 265,399.92 and 115,882.40 is: 159,917.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,319.04 : 265,399.92 = 115,882.40 : x
  2. Step 2: Convert to fraction form
    192,319.04/265,399.92 = 115,882.40/x
  3. Step 3: Cross multiply
    192,319.04x = 265,399.92 × 115,882.40
  4. Step 4: Simplify right side
    192,319.04x = 30,755,179,689.41
  5. Step 5: Solve for x
    x = 30,755,179,689.41/192,319.04
  6. Step 6: Final answer
    x = 159,917.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.